Tonight, the SF Indiefest anschlüss continues, with a party celebrating the Coen Brothers' The Big Lebowski at Balazo Gallery (2183 Mission at 18th). Costumes encouraged. (9pm) Two great alcohol-accessorized reading events at the Make Out Room (3225 22nd St between Mission and Valencia): Friday and Saturday night is Mortified's annual doomed Valentine show with teenage stories of hopeless love, awkwardness and pain. (8pm) All this weekend it's the California International Antiquarian Book Fair at......